A fire suppression and control system for a commercial cooking unit having a conventional chemical fire retardant discharge system has a flexible fire curtain supported by a hood and adapted to enclose the cooking unit from the room between the hood and the floor. A housing for storing t

A planetary wire feeder for feeding wire workpieces such as welding wire for a MIG or TIG welding operation comprises two sets of rollers connected to rotate in unison about the axis of the wire and radially spaced from each other in a housing. Roller holders have an axially tapered oute